Illinois Demographics

2003 Population Profile
Statewide population data from the 2003 American Community Survey.
Source: American Community Survey
Year: 2003

General Demographic Characteristics
Demographics from the 2000 Census that include detailed age, race, and household data.
Source: U.S. Census Bureau - American FactFinder
Year: 2000

Illinois Black or African-American Population as a Percent of Total Population, 2000
Map showing the proportion of Black or African American residents in every Illinois county.
Source: Regional Development Institute, Northern Illinois University
Year: 2000

Illinois Hispanic Population as a Percent of Total Population, 2000
Map showing the proportion of Hispanic residents in every Illinois county.
Source: Regional Development Institute, Northern Illinois University
Year: 2000

Illinois Population Density by County, 2000
Map showing the population density of every county in Illinois.
Source: Regional Development Institute, Northern Illinois University
Year: 2000

Percent Change of Illinois Resident Population by County, 1990-2000
Map showing the change in population between 1990 and 2000 for each Illinois county.
Source: Regional Development Institute, Northern Illinois University
Year: 1990-2000

Percent Change of Illinois Resident Population by County, 2000-2002
Map showing the change in population for every Illinois county.
Source: Regional Development Institute, Northern Illinois University
Year: 2000-2002

Population Data
Provides population data from the 2000 Census, including age, gender, race, and persons per square mile. Data are updated when available.
Source: U.S. Census Bureau
Year: 2000

Population Estimates for Illinois Counties, 2000-2007
Source: U.S. Census Bureau
Year: 2000-2007